In the green food production source for the food distribution dimensional code barcode, green food manufacturers, vendors, etc. with quality certification institutions are detailed entry for each food source information, certification status, and made of two-dimensional code label affixed to the product packaging; consumers to buy the product, just phone or texting scan code, you can check at any time the source of information and product quality certification and other information, etc., and timely reporting false or erroneous information.